Out-of-bounds write in Linux kernel - CVE-2010-4656
Published: July 18, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU44880
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2010-4656
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local authenticated user to execute arbitrary code.
The iowarrior_write function in drivers/usb/misc/iowarrior.c in the Linux kernel before 2.6.37 does not properly allocate memory, which might allow local users to trigger a heap-based buffer overflow, and consequently cause a denial of service or gain privileges, via a long report.
How to mitigate CVE-2010-4656
Install update from vendor's website.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3ed780117dbe5acb64280d218f0347f238dafed0
- http://openwall.com/lists/oss-security/2011/01/24/9
- http://openwall.com/lists/oss-security/2011/01/25/3
- http://openwall.com/lists/oss-security/2011/01/25/4
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37
- http://www.securityfocus.com/bid/46069
- http://www.ubuntu.com/usn/USN-1146-1
- https://bugzilla.redhat.com/show_bug.cgi?id=672420